Viljandi weather in September (Viljandimaa, Estonia)

What can you expect from the weather in Viljandi during September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, Viljandi generally has moderate temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 17°C. But by evening, they drop to around 8°C.

Viljandi in September usually receives moderate rainfall, averaging around 63 mm for the month. Based on our climate data of the past 30 years, about 17 days of rain are anticipated.

The city usually sees around 175 hours of sunlight, indicating a moderately sunny period.

If your ideal day consists of dry skies and moderate temperatures June, July and August generally stand out with the best circumstances. While January, February, March, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Viljandi climate page with graphs.

 

Viljandi, monthly averages in September

Min Temperature 8°C  

Max Temperature 17°C  

Chance of Rain 55%  

Precipitation 63 mm  

Rainy days 17 days  

Humidity 82% *  

Sunshine 175 hours *  

Percentage Sunshine 37% *  

* Data from: Pjaernu, Estonia (63 KM, 39 Miles).

Where to go in Estonia in September

Find out more about the weather in Estonia in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Viljandi in September?

For visitors traveling to Viljandi, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

5/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Viljandi.

Our site offers climate and forecast data for every country in the world. Are you going to Estonia? On this website you can find historical weather averages for many cities in Estonia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.